The three men accused of abducting and holding the women hostage are in jail this morning awaiti arraignment as this neighborhood and even the family members are trying to piece all this together. Wondering if there were any clues they may have missed. Overnight, fbi and cleveland police investigators hav searched the home of ariel castro, the prime suspect in the abduction of the three women. This image provided to abc news by a neighbor shows castro smiling with friends, but this morning police suggest behind the smile castro was hiding a dark secret. Who is the guy who went out? His name is ariel castro. All right. How old is he? He was like 52. And is he white, black or hispanic? Hispanic. What's he wearing? I don't know 'cause he's not here right now. That's why I ran away. Reporter: Abc news learned the 52-year-old who was once a city school bus driver was keeping the women locked inside this modest two-story home which he's owned since 1992. Even more startling, investigators now believe he was helped by members of his own family. Two brothers who didn't live in the home clearly had knowledge of what was taking place within the home. Reporter: Few details are known about castro's brothers WHO ARE ALSO IN THEIR 50s. They're being held in the city jail awaiting charges that charging will come probably within the next 36 hours. Reporter: But family members told abc news overnight they are in a state of shock and had no idea anyone was living in the home with him. Neighbors say castro, a father of three, was a loner who occasionally parked his bus on the street but usually kept to himself. The shades were drawn, windows were boarded up. He was very much of a mystery person. Reporter: Charles ramsey who helped rescue the women said he knew castro from around the neighborhood. He just comes out to his backyard. Plays with the dogs, with his cars and motorcycles. Goes back in the house so he's somebody you look and you look away because's not doing anything but the average stuff, you know what I'm saying. Nothing exciting about him, well, until today. Reporter: Castro has had a few run-ins with police in the past. Our abc news affiliate wews reported that back in 1993 he was charged with domestic violence. That charge was dropped but castro did plead guilty to disorderly conduct. The questions in this neighborhood surely to continue streaming.

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